122297490000 has 1200 divisors, whose sum is σ = 545688823680. Its totient is φ = 24883200000.

The previous prime is 122297489971. The next prime is 122297490047. The reversal of 122297490000 is 94792221.

It is a tau number, because it is divible by the number of its divisors (1200).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 203489700 + ... + 203490300.

Almost surely, 2^122297490000 is an apocalyptic number.

122297490000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122297490000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272844411840).

122297490000 is an abundant number, since it is smaller than the sum of its proper divisors (423391333680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122297490000 is a wasteful number, since it uses less digits than its factorization.

122297490000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678 (or 654 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The spelling of 122297490000 in words is "one hundred twenty-two billion, two hundred ninety-seven million, four hundred ninety thousand".